Examine source code of Autumn Painted by MaDonna

{
  "name": "Autumn Painted by MaDonna",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "PaintedAutumnH.jpg"
    },
    "colors": {
      "frame": "rgba(186, 79, 47, 1)",
      "tab_background_text": "rgba(255, 255, 43, 1)",
      "toolbar": "rgba(186, 82, 47, 0)",
      "bookmark_text": "rgba(255, 255, 43, 1)",
      "toolbar_field": "rgba(186, 82, 47, 0.07)",
      "toolbar_field_text": "rgba(255, 255, 43, 1)",
      "tab_line": "rgba(255, 255, 43, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{957fd165-13bc-451a-9f57-bb227820eb39}"
    }
  }
}